scala download the official website URL: http: //www.scala-lang.org/download/
1, download-2.10.4.msi Scala
2, click to install scala, the default installation path
3, configure the environment variables
(1) Configure user variables
SCALA_HOME
C: \ Program Files (x86) \ Scala
(2) Configuration Path, add a word
SCALA_HOME%% \ bin;% SCALA_HOME% \ JRE \ bin;
(. 3) arranged CLASSPATH
;. SCALA_HOME%% \ bin;% SCALA_HOME% \ lib \ Dt.jar; SCALA_HOME%% \ lib \ the tools.jar .;
4. Verify scala